<template>
  <div>

    <div style="margin-top: 0px ">
      <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search"
                v-model="username"></el-input>
      <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
      <el-button type="warning" @click="reset">重置</el-button>

    </div>

    <div style="margin: 10px 0">
      <el-button type="primary" @click="handleAdd">新增<i class="el-icon-circle-plus-outline"></i></el-button>
      <el-button type="danger" @click="delBatch">批量删除<i class="el-icon-remove-outline"></i></el-button>
      <el-button type="primary">导入<i class="el-icon-bottom"></i></el-button>
      <el-button type="primary">导出<i class="el-icon-top"></i></el-button>
    </div>

    <el-table :data="tableData" border stripe :header-cell-class-name="headerBg"
              @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55"></el-table-column>
      <el-table-column prop="id" label="ID" width="80"></el-table-column>
      <el-table-column prop="username" label="用户名" width="120"></el-table-column>
      <el-table-column prop="nickname" label="昵称" width="110"></el-table-column>
      <el-table-column prop="role" label="权限角色" width="110"></el-table-column>
      <el-table-column prop="email" label="邮箱" width="120"></el-table-column>
      <el-table-column prop="phone" label="电话" width="120"></el-table-column>
      <el-table-column prop="time" label="时间" width="140"></el-table-column>
      <el-table-column prop="url" label="图片" width="150">
        <template #default="scope">
          <el-image
              style="width: 130px; height: 130px"
              :src="scope.row.url"
              :preview-src-list="[scope.row.url]">
          </el-image>
        </template>
      </el-table-column>
      <el-table-column label="操作">
        <template slot-scope="scope">
          <el-button type="success" @click="handleEdit(scope.row)">编辑<i class="el-icon-edit"></i></el-button>
          <el-popconfirm
              class="ml-5"
              confirm-button-text='确定'
              cancel-button-text='我再考虑一下'
              icon="el-icon-info"
              icon-color="red"
              title="您确定删除吗？"
              @confirm="del(scope.row.id)"
          >
            <el-button type="danger" slot="reference">删除<i class="el-icon-remove-outline"></i></el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <div style="padding: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[2, 5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>

    <el-dialog title="用户信息" :visible.sync="dialogFormVisible" width="30%" :close-on-click-modal="false">
      <!--                                                 :close-on-click-modal="false"输入信息旁边的空白不会退出输入信息模式         -->
      <el-form label-width="120" size="small">
        <el-form-item label="用户名">
          <el-input v-model="form.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="角色">
          <el-select clearable v-model="form.role" placeholder="请选择权限角色" style="width: 100%">
            <el-option v-for="item in roles" :key="item.name" :label="item.name" :value="item.flag"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="密码">
          <el-input v-model="form.password" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="昵称">
          <el-input v-model="form.nickname" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱">
          <el-input v-model="form.email" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="电话">
          <el-input v-model="form.phone" autocomplete="off"></el-input>
        </el-form-item>
        <!--                            <el-form-item label="时间">-->
        <!--                                <el-input v-model="form.time" autocomplete="off"></el-input>-->
        <!--                            </el-form-item>-->
        <el-form-item label="图片">
          <el-upload ref="upload" action="http://localhost:9090/file/upload" :on-success="fileUploadSuccess">
            <el-button type="primary">点击上传</el-button>
          </el-upload>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="cancel">取 消</el-button>
        <el-button type="primary" @click="save">确 定</el-button>
      </div>
    </el-dialog>

  </div>
</template>
<script>
export default {
  name: "User",
  data() {
    return {
      tableData: [],  //表格数据
      total: 0,
      pageNum: 1,
      pageSize: 10,
      username: "",
      form: {}, //form表单
      dialogFormVisible: false,  //弹窗
      multipleSelection: [],   //多重选择
      headerBg: 'headerBg',
      roles:[]
    }
  },
  created() {//加载时触发
    //请求分页查询数据
    this.load()
  },
  methods: {
    fileUploadSuccess(res) {
      console.log(res)
      this.form.url = res;
    },
    load() {
      this.request.get("/user/page", {
        params: {
          pageNum: this.pageNum,
          pageSize: this.pageSize,
          username: this.username
        }
      }).then(res => {
        console.log(res.data)
        this.tableData = res.data.records
        this.total = res.data.total
      })

//获取权限角色信息
      this.request.get("role").then(res => {
        this.roles = res.data
      })
    },

    // add(){
    //     this.dialogFormVisible = true
    //     this.form = {}
    //   if(this.$refs['upload']){
    //     this.$refs['upload'].clearFiles() //清除历史文件列表
    //   }
    // },

    save() {
      this.request.post("/user/", this.form).then(res => {
        if (res.data) {
          this.$message.success("保存成功")
          this.dialogFormVisible = false
          this.load()
        } else {
          this.$message.error("保存失败")
        }
      })
    },
    handleAdd() {
      this.dialogFormVisible = true
      this.form = {}
      if (this.$refs['upload']) {
        this.$refs['upload'].clearFiles() //清除历史文件列表
      }
    },
    handleEdit(row) {
      this.form = row
      this.dialogFormVisible = true
      this.$nextTick(() => {
      })
    },
    cancel() {  //取消按钮
      this.dialogFormVisible = false
      this.load()
    },
    del(id) {
      this.request.delete("/user/" + id).then(res => {
        if (res.data) {
          this.$message.success("删除成功")
          this.load()
        } else {
          this.$message.error("删除失败")
        }
      })
    },
    handleSelectionChange(val) {//处理选择更改
      console.log()
      this.multipleSelection = val
    },
    delBatch() {
      let ids = this.multipleSelection.map(v => v.id)  // [1.2.3]
      this.request.post("/user/del/batch", ids).then(res => {
        if (res.data) {
          this.$message.success("批量删除成功")
          this.load()
        } else {
          this.$message.error("批量删除失败")
        }
      })
    },
    reset() {//重置
      this.username = ""
      this.load()
    },
    handleSizeChange(pageSize) {
      console.log(pageSize)
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {
      console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    }
  }
}
</script>
<style>
.headerBg {
  background: #eee !important;

}
</style>